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Item #:
106935245
5TH WHEEL K9 Electric Balance Bike Battery Replacement Battery for KB09 Electric Bike for Kids
Item #:
106935245
XCD 143
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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In stock
Imported from USA store
QTY:
Order now and get it around Wednesday, August 26
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The K9 electric balance bike for kids features a long-lasting removable battery, reaching speeds up to 7.5mph and covering a range of 7.5 miles on a full charge.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
High Compatibility
Designed specifically for KB09 models, ensuring a perfect fit and optimal performance for your child's electric balance bike.
Extended Life
Featuring advanced battery technology that provides longer usage time, giving kids more ride time and fun, while reducing the frequency of charge cycles.
Safety Assurance
Equipped with built-in safety features to prevent overheating and overcharging, ensuring a secure and reliable power source for young riders.
Product Details
| Watts | 150 W |
| Volts | 22.3 V |
| Brand | 5TH WHEEL |
| Has written warranty | No |
| Color category | Black |
| Weight | 0.9 lbs (410 grams) |
| Model | K9 |
Dangerous Goods
To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.
Who Should Buy?
-
Young Riders
Ideal for children using KB09 electric bikes, ensuring safety and enjoyment while riding for extended periods.
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Parents Seeking Replacement
Perfect for parents needing to replace a depleted battery, restoring their child's bike functionality quickly.
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Environmentally Conscious
Beneficial for eco-friendly families wanting to encourage outdoor activity without the carbon footprint of traditional vehicles.
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Non-KB09 Bikes
Not suitable for electric bikes that are not the KB09 model, leading to compatibility issues and unsatisfactory performance.
Product Description
5TH WHEEL K9 Electric Balance Bike Battery Replacement Battery for KB09 Electric Bike for Kids
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Customer Questions & Answers
-
Question:
How long does the battery take to charge?
Answer: The battery takes 2-3 hours to charge fully. -
Question:
What is the maximum speed of the bike?
Answer: The maximum speed of the bike is 7.5mph. -
Question:
Can I use the bike without the battery?
Answer: Yes, you can remove the battery for a non-electric balance bike experience.
5TH WHEEL Electric Bike Conversion Kits Editorial Review
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23 July 2026 · via Trustpilot
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- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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XCD 143
Order now and get it around Wednesday, August 26
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Fastest cross-border delivery
Features & Benefits
- Long-lasting 22.3V removable battery.
- Reaches speeds of up to 7.5mph.
- Covers a distance of 7.5 miles on a full charge.
- Quick charging time of 2-3 hours.
- Lightweight battery weighs only 0.9 lbs.
- Switch to non-electric mode easily by removing the battery.
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